{"created":"2023-05-15T14:57:10.526735+00:00","id":77588,"links":{},"metadata":{"_buckets":{"deposit":"e2a1efab-d166-4a6c-a1a5-8535d709413e"},"_deposit":{"created_by":1,"id":"77588","owners":[1],"pid":{"revision_id":0,"type":"depid","value":"77588"},"status":"published"},"_oai":{"id":"oai:repo.qst.go.jp:00077588","sets":["1"]},"author_link":["999125","999126","999128","999123","999127","999124"],"item_8_biblio_info_7":{"attribute_name":"書誌情報","attribute_value_mlt":[{"bibliographicIssueDates":{"bibliographicIssueDate":"2019-11","bibliographicIssueDateType":"Issued"},"bibliographicIssueNumber":"6","bibliographicPageEnd":"466","bibliographicPageStart":"459","bibliographicVolumeNumber":"54","bibliographic_titles":[{"bibliographic_title":"低温工学"}]}]},"item_8_description_5":{"attribute_name":"抄録","attribute_value_mlt":[{"subitem_description":"ITER TFコイルには総重量約5000トンの極低温構造材料が使用される。それらは4Kに冷却され、巨大な電磁力が掛かるため、高い引張特性（降伏応力）が要求される。オーステナイトステンレス鋼中のCとN量の和と室温降伏応力から4Kにおける降伏応力を予測する式があるが、その予測式を応用して要求降伏応力に対応する化学成分、室温降伏応力が規格化され、誤差の分だけマージンを持たせ実機仕様となった。筆者らは実機材料から抜き取りで4K引張試験を実施し、全数の成分分析及び室温における引張試験結果と合わせてそのデータを分析した。4Kにおける降伏応力とCとN量の和は良い相関を示した。しかしながら、予測値は実測値よりも11.2%程度高くなる傾向があり、原因は室温試験の試験速度と窒素の過飽和と考えられる。実機材料製造ではCとN量の下限を0.02上げたが、その効果により裕度を持って全材料は要求値を満たした。","subitem_description_type":"Abstract"}]},"item_8_publisher_8":{"attribute_name":"出版者","attribute_value_mlt":[{"subitem_publisher":"公益社団法人 低温工学・超電導学会"}]},"item_8_relation_14":{"attribute_name":"DOI","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"10.2221/jcsj.54.459","subitem_relation_type_select":"DOI"}}]},"item_8_relation_17":{"attribute_name":"関連サイト","attribute_value_mlt":[{"subitem_relation_type_id":{"subitem_relation_type_id_text":"https://www.jstage.jst.go.jp/article/jcsj/54/6/54_459/_article/-char/ja/","subitem_relation_type_select":"URI"}}]},"item_8_source_id_9":{"attribute_name":"ISSN","attribute_value_mlt":[{"subitem_source_identifier":"0389-2441","subitem_source_identifier_type":"ISSN"}]},"item_access_right":{"attribute_name":"アクセス権","attribute_value_mlt":[{"subitem_access_right":"metadata only access","subitem_access_right_uri":"http://purl.org/coar/access_right/c_14cb"}]},"item_creator":{"attribute_name":"著者","attribute_type":"creator","attribute_value_mlt":[{"creatorNames":[{"creatorName":"櫻井, 武尊"}],"nameIdentifiers":[{"nameIdentifier":"999123","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"井口, 将秀"}],"nameIdentifiers":[{"nameIdentifier":"999124","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"中平, 昌隆"}],"nameIdentifiers":[{"nameIdentifier":"999125","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Takeru, Sakurai","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"999126","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Masahide, Iguchi","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"999127","nameIdentifierScheme":"WEKO"}]},{"creatorNames":[{"creatorName":"Masataka, Nakahira","creatorNameLang":"en"}],"nameIdentifiers":[{"nameIdentifier":"999128","nameIdentifierScheme":"WEKO"}]}]},"item_language":{"attribute_name":"言語","attribute_value_mlt":[{"subitem_language":"jpn"}]},"item_resource_type":{"attribute_name":"資源タイプ","attribute_value_mlt":[{"resourcetype":"journal article","resourceuri":"http://purl.org/coar/resource_type/c_6501"}]},"item_title":"ITER TFコイル用極低温構造材料の引張特性評価","item_titles":{"attribute_name":"タイトル","attribute_value_mlt":[{"subitem_title":"ITER TFコイル用極低温構造材料の引張特性評価"}]},"item_type_id":"8","owner":"1","path":["1"],"pubdate":{"attribute_name":"公開日","attribute_value":"2019-11-22"},"publish_date":"2019-11-22","publish_status":"0","recid":"77588","relation_version_is_last":true,"title":["ITER TFコイル用極低温構造材料の引張特性評価"],"weko_creator_id":"1","weko_shared_id":-1},"updated":"2023-05-15T19:46:23.663939+00:00"}